DISP-15. TRENDS IN LASER INTERSTITIAL THERMAL THERAPY (LITT): HOW RACE AND SOCIOECONOMIC FACTORS IMPACT ACCESS

Abstract Introduction This study seeks to examine the trends of laser interstitial thermal therapy (LITT) access in pre-and post-Medicaid expansion time periods; and more specifically, how racial socioeconomic factors impact access. Methods The National Inpatient Sample (NIS) database was queried for all patients who received LITT from 2010 2019 any indication. Age, gender, race, payer status, median income by zip code were obtained compared pre-Medicaid (2010-2014), (2015-2019) groups. Chi-square analysis performed categorical variables, student t-test used analyze continuous variables. Results (n = 915) 3205) periods similar that Whites overwhelming majority recipients (78.7% 70.8%, p < 0.001). In 2010, races had low rates LITT, as would be expected with a new emerging treatment. Although absolute value percentages seems similar, between 2013 2014, proportion receiving nearly doubled (from 45% 75%); while other groups no significant increase utilization. Utilization Black Americans remained stable, 5.4% 5.6% pre- eras, Hispanics Others saw slight increases utilization (8.8% 10.1% 7.1% 13.4% respectively). Medicare Medicaid usage increased over years, private insurance primary (53.8% 49.3%, 0.018). Lastly, within highest quartiles comprised half procedures done period (56.8% 52.8%, 0.029). Conclusion Despite decade effects via Affordable Care Act, is still difficult color, users, low-income locales.